/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineFriendsInterface.h
Delegate used when the friends settings are read
typedef TBaseDelegate_FiveParams< void, const [FUniqueNetId](API\Runtime\CoreOnline\Online\FUniqueNetId) &, bool, bool, const [FFriendSettings](API\Plugins\OnlineSubsystem\Interfaces\FFriendSettings) &, const [FString](API\Runtime\Core\Containers\FString) & > FOnSettingsOperationComplete